Home / 533,151.04-735,748.47-291,434.57

Finding the Fourth Proportional to 533,151.04, 735,748.47 and 291,434.57

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Solution

The fourth proportional to 533,151.04, 735,748.47 and 291,434.57 is: 402,179.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,151.04 : 735,748.47 = 291,434.57 : x
  2. Step 2: Convert to fraction form
    533,151.04/735,748.47 = 291,434.57/x
  3. Step 3: Cross multiply
    533,151.04x = 735,748.47 × 291,434.57
  4. Step 4: Simplify right side
    533,151.04x = 214,422,538,982.61
  5. Step 5: Solve for x
    x = 214,422,538,982.61/533,151.04
  6. Step 6: Final answer
    x = 402,179.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.